How does macbeth feel about the witches' prediction a. he doesn't believe the witches prediction at all on lets king duncan know that he will always be loyal to him? b. he's excited but a part of him is afraid of what he will have to do to make the prediction come true? c. he's overcome with ambition and immediately start spotting with lady macbeths to kill king duncan? d. he's afraid and tells banquo that he would not accept the position of king if it were offered to him?